<!DOCTYPE html>
<div id="div" style="width:300px; height:150px; border:1px solid black;" tabindex=1></div>
<script>
    function finishTest() {
        var div = document.getElementById("div");
        div.focus();
        setTimeout(function() { testRunner.notifyDone(); }, 0);
    }
    if (window.testRunner) {
        testRunner.waitUntilDone();
        testRunner.setBackingScaleFactor(2, finishTest);
    }
</script>
